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48448910640599641 CEI NORME IEC INTERNATIONALE 2326-4 INTERNATIONAL STANDARD QC230500 Premiere édition First edition 1996-12 Cartesimprimees- Partie 4: Cartes imprimees multicouches rigides avecconnexionsintercouches- Specificationintermediaire Printed boards - Part 4: Rigid multilayer printed boards with interlayer connections Sectional specification IEC Numero de reférence Reference number CEVIEC2326-4:1996 48448910640600193 Validite de la presente publication Validity of this publication Le contenu technique des publications de la CEl est cons- The technical content of IEC publications iskept under constant review by the IEC, thus ensuring that the content tamment revupar la CEl afin qu'il reflete 'etat actuel de la technique. reflects current technology. Des renseignements relatifs a la date de reconfirmation de Information relating to the date of the reconfirmation of the ia publication sont disponibles aupres du Bureau Central de publication is available from the IEC Central Office. la CEI. Les renseignements relatifs a ces revisions, a 'etablis- Information on the revision work, the issue of revised sement des editions revisees et aux amendements peuvent editions and amendments may be obtained from IEC etre obtenus aupres des Comites nationaux de la CEl et National Committees andfromthe following dans les documents ci-dessous: sources: Bulletin de la CEI IEC Bulletin Annuaire de la CEl lEcYearbook Publie annuellement Published yearly Catalogue des publications de la CEl Catalogue of IEC publications Published yearly with regular updates Publie annuellement etmis a jourregulierement Terminology Terminologie For general terminology, readers are referred to IEc 50: Encequi concernelaterminologiegenerale,lelecteurse Intemational Electrotechnical Vocabulary (IEV),which is reportera a la CEl 50:Vocabulaire Electrotechnique Inter- national(VEl),qui se.présente sous forme dechapitres issued in theformofseparatechapters eachdealing separes traitant chacun d'un sujet defini. Des details with a specific field. Full details of the IEV will be complets sur le VEl peuvent etre obtenus sur demande. supplied on request. See also the IEc Multilingual Voir également le dictionnaire multilingue de la CEi. Dictionary. The terms and definitions contained in the present publi- Les termes et definitions figurant dans la présente publi- cation ont éte soit tires du VEl, soit specifiquement cation have either been taken from the IEV or have been approuves aux fins de cette publication. Symboles graphiques et litteraux Graphical and letter symbols Pour les symboles graphiques, les symboles litteraux et les For graphical symbols, and letter symbols and signs signes d'usage general approuves par la CEl, le lecteur approved by the IEc for general use, readers are referred to consultera: publications: la CEl 27:Symboles litteraux a utiliser en 1EC 27: Letter symbols to be used in electrical electro-technique; technology; la CEI 417: Symboles graphiques utilisables IEC417: Graphical symbols for use on sur le materiel. Index, releve et compilation des equipment. Index, survey and compilation of the feuilles individuelles; single sheets; la CEI 617:Symboles IEC 617: Graphical symbols for diagrams; graphiques pour schemas; etpourlesappareilsélectromédicaux, and for medical electrical equipment, CEl 878:Symboles la graphiques pour lEC878:Graphicalsymbolsforelectromedical équipementselectriques enpratiquemédicale. equipment in medical practice. Les symboles etsignescontenus dans la presentepubli- The symbols and signs contained in the present publication cation ont éte soit tires de la CEI 27, de la CEl 417, de la have either been taken from IEC 27, IEC 417, IEC 617 CEl617et/oudelaCEl878,soitspecifiquementapprouves and/or IEC 878, or have been specifically approved for the aux fins de cette publication. purpose of this publication. Publications de la CEletablies par le IEC publications prepared by the same meme comite d'études technical committee L'attent

.pdf文档 IEC 62326-4-1 1996 Printed boards - Part 4 Rigid multilayer printed boards with interlayer connections - Sectional specification - Section 1 Capability detail specification - Performance levels A B an

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IEC 62326-4-1 1996 Printed boards - Part 4 Rigid multilayer printed boards with interlayer connections - Sectional specification - Section 1 Capability detail specification - Performance levels A B an 第 1 页 IEC 62326-4-1 1996 Printed boards - Part 4 Rigid multilayer printed boards with interlayer connections - Sectional specification - Section 1 Capability detail specification - Performance levels A B an 第 2 页 IEC 62326-4-1 1996 Printed boards - Part 4 Rigid multilayer printed boards with interlayer connections - Sectional specification - Section 1 Capability detail specification - Performance levels A B an 第 3 页
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